Arches, please stabilize =dev-qt/qtx11extras-5.5.1 Needed by x11-themes/qtcurve, media-video/vlc, possibly others. If you don't think you can handle the load, let us know and we'll remove your keyword. Thanks.
Stable for HPPA.
PPC64 was handled in bug #586180.
ppc stable. Closing.